import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home'
import Welcome from '../components/Welcome'
import Users from '../components/user/Users'
import Rights from '../components/power/Rights'
import Roles from '../components/power/Roles'
import Cate from '../components/goods/Cate'
import Params from '../components/goods/Params'
import GoodsList from '../components/goods/List'
import AddGoods from '../components/goods/Add'
import Order from '../components/order/Order'
import TestOrder from '../components/order/Test'
import Report from '../components/report/Report'

Vue.use(VueRouter)

const router = new VueRouter({
  routes: [
    {
      path: '/',
      redirect: '/login'
    },
    {
      path: '/login',
      component: Login
    },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        { path: '/welcome', component: Welcome },
        { path: '/users', component: Users },
        { path: '/rights', component: Rights },
        { path: '/roles', component: Roles },
        { path: '/categories', component: Cate },
        { path: '/params', component: Params },
        { path: '/goods', component: GoodsList },
        { path: '/goods/add', component: AddGoods },
        { path: '/orders', component: Order },
        { path: '/orders/test', component: TestOrder },
        { path: '/reports', component: Report }
      ]
    }
  ]
})
// 解决vue-router在3.0版本以上重复点菜单报错的问题
const originalPush = VueRouter.prototype.push
VueRouter.prototype.push = function push(location) {
  return originalPush.call(this, location).catch(err => err)
}
//  挂载路由导航守卫;
router.beforeEach((to, from, next) => {
  //  to 代表将要访问的路径;
  //  from 代表从哪个路径过来;
  //  next 是一个函数，表示放行 next() 放行 next('/login') 强制跳转;
  // console.log(to.path)
  if (to.path === '/login') return next()
  // 获取token
  const tokenStr = window.sessionStorage.getItem('token')
  // console.log(tokenStr)
  if (!tokenStr) return next('/login')
  next()
})

export default router
